Fountain pen



55 'V t 5010181' the preSSure bar The Other tudinal projections of themain Operating lever;

Patented June 11, 1935 UNITED STATES- FAT-EMT] Etien V FOUNTAIN V IEoger'Blb nley Watson, ColoradofSprings;Cole. i Application August 23,1934,-SeralNc:`741,1;29 'j i roaums, (01421346 l My invention relatesto' fountain pens in genend ofthe spring' is provided with* a'split'ferrule eral and to filling devices therefor, specifically. [5 bywhich it is secured in the pen .barrel. The

My object is to provide a defiating device which ferrule is a littlelarger than the part of the bardeflates by an inward pressure on themain oprel into which it fits so that it will spring firmly 5 teratinglever, instead of by an outward pull, so into place when inserted. Thispart of the pen 5 that the ink reservoir can be defiated and filledbarrel is the same size as the part provided for by the operation of athumb and finger of one the pen section, and slightly larger than thehand of the user, leaving the other hand free main bore. AperforationI'I isprovided in ferrule to hold an ink bottle and to tip said bottle,if !6 so that a hook may be used to insert or with 10 necessary. draw itfrom the barrel. 10

Figure 1 represents a plan View of the barrel, The spring 5 normallypresses against lever 6 showing my Operating levers disposed in the restand holds it longitudinally in slot 2, the lugs l2 of position in thelongitudinal slot; Fig. 2, a longilever 9 resting in the recesses !4 onthe inside of tudinal cross section on the line 2-2 in Fig. 1; slot 2shown in Fig. 12, to prevent lever 9 from Fig. 3, a longitudinal crosssection on the line opening outward. The pivoted end of lever 6 15 2-2in Fig. 1, showing the Operating lever 6 in projects a little beyond thepivot !3 forming an operative position; Fig. 4, a longitudinal cross armagainst which the spring 5 presses and presection on the line 2-2 inFig. 1, showing my devents lever 6 from opening outward when not in vicein Operating position; Fig. 5, a plan view of use. The spring shouldhave an upward curve the spring-controlled pressure bar; Fig. 6, a sidewhen out of the barrel, as shown in Fig. 6, so that 20 View of Fig. 5;Fig. '7, an end view of Fig. 6; Fig. it will hold the pressure barfirmly away from 8, a plan View of the Operating levers in the rest theink reservoir, and it should be thin and flexposition; Fig. 9, a sideview, partly in section, ible, especially towards the riveted end.showing the Operating levers in the operative po- To operate my device,lever 6 is lifted up and sition; Fig. 10, a sectional View on the line afolded over against lever 9 as shown in Figs. 3 25 in Fig. 8; Fig. 11, across sectional view of the and 9. Lever 6 does not act on lever 9 untilbarrel on the line ll-Il in Fig. l; and Fig. 12, placed in this positionand the angle at which a cross sectional view of the barrel on the linelever (i begins to act on lever 9 is determined by l2-|2 in 1. thelength of the longitudinal projections 1 on Although I show thepreferred embodiment of lever 5 and of the central projection o on lever9. 30

my invention, I do not thereby limit myself to the The barrel is nowtaken between the thumb and precise form shown but wish it understoodthat finger of one hand and lever 6 is pressed inward within the 500138Of What herenafter iS c aimed, towards the ink reservoir, forcingpressure bar 4 various changes in the details of construction mayagainst the ink container and thus expelling the be made withoutdeparting from the spirit of the air. Upon releasing the pressure onlever 6, the 35 invention. spring 5 pushes the levers, spring andpressure My device comprises a main Operating lever 6 bar up and awayfrom the ink reservoir which provided with a pair of longitudinalprojections thereby expands and draws in the ink. 'l and a finger piece3; and an auxiliary operat- The distinguishing feature of my device isthat 40 ing lever 9 provided with lugs !2 and a longitudiit is operatedby an inward pressure upon the 4:0 nal Central projectng p on T ma pmainfilling lever instead of by an outward pull, erating lever 6 and lever 9are normally disposed making it easy to operate with one hand; Also inthe 51013 the Central p j portion I@ that in the defiating operation allparts of the of lever S being disposed between the longitudinalmechanism v i w rd t d th m reser projections 'I of lever 6. A pin !3passes through ir v 45 the longitudinal projections 'I of lever E andthe Having thu describ d my invention, what I Central projectng portionU Of leVer 9 and claim as new and desire to secure by Letters tends intothe adjacent parts of the barrel, so as p t nt is: V i to secure saidlevel-s in said barrel. 1. In a fountain pen, the combination of a Thecharacter deno a folmtan D barrel barrel having a longitudinal slot; asac pressure haVing a longitudinal 8101? a collapsible nk bar withinsaid barrel; a main Operating lever reservoir; 4, a pressure bar securedto one end of having a pair of longitudinal projectons; an a Spring 5. ASplt ferrule S DTOVded at the Other auxiliary Operating lever havinglugs and a cenend O Spring The Spring 5 iS attached by a tral projectionadapted to fit in between the longia pin passing through saidlongitudinal projections and central projecting portions and into theadjacent sides of said slot; said main Operating lever being adapted tobe operated by an inward pressure upon its free end.

. 2. In a funtain pen, the combination of a barre] having a longitudinalslot; a collapsible ink reservoir within said barrel; aspring-controlled pressure bar disposed adjacent to said ink reservoir;a main operating 1ever norma11y disposed longitudinally within said slotand provided with a pair of longitudinal projections; an auxiiiaryOperating lever normally disposed longitudinally central projectingportion disposed betweenysaid longitudnal projections of said mainOperating lever; a pin passing through said longitudinal pr`o-' jectionsand central projecting *portionand into the adjacent sides of said slot.

3. Ina fountain pen, the combination'of a barrel having a' longitudinalslot; `a sac pressure bar within said barrel; a main Operating lever andan auxiliary Operating lever concentrically pivoted in said slot andnormally disposed longitudinally in said slot; said main Operating leverbeing adapted to be operated by an inward pressure upon its free end.

4. In a. fountain pen, the combination of a barrel having a longitudinalslot; a sac pressure bar within said. barrel; a main Operating leverhaving a pair of longitudinalprojections, normally disposedlongitudinally in said .slot; fan auxiliary Operating lever, having acentraip'rojection; norr mally disposed longitudinally in said slot, thewithin said. slot and provided with lugs and with' central projectionbeing disposed between the longitudinal projections of said mainOperating lever; and a pin passing through said. longitudinalprojections and said central projeotion and into the adjacent sides ofsaid slot; said levers being adapted to be operated by an inwardpressure upon the free end of said main Operating lever. 20

ROGER BLOMLEY WATSON.

